From 578115bbdefae45c8378ee70cf1aef9dff858f46 Mon Sep 17 00:00:00 2001
From: Huo Linhe <linhehuo@gmail.com>
Date: Fri, 26 Jan 2018 15:37:23 +0800
Subject: [PATCH] fix: print out error in case of range size is 0

---
 src/main.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index c8b0c69..9df90da 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -119,6 +119,10 @@ fn main() {
         let mut wtr = csv::WriterBuilder::new().delimiter(*delimiter).from_path(path).expect("open csv");
         let size = range.get_size();
         println!("** sheet range size is {:?}", size);
+        if size.0 == 0 || size.1 == 0 {
+            eprintln!("worsheet range sizes should not be 0, continue");
+            continue;
+        }
         println!("** start writing", );
         let mut pb = ProgressBar::new(100);
         let rows = range.rows();